Fire extinguisher discharge valve



FIG. 1 is a perspective view of a fire extinguisher discharge valve, showing our new design;

FIG. 2 is a side view thereof;

FIG. 3 is another side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The evenly spaced broken lines in the drawings illustrate portions of the fire extinguisher discharge valve and form no part of the claimed design. 

CLAIM The ornamental design for a fire extinguisher discharge valve, as shown and described. 